Mathematics, 08.08.2021 06:40 smann211

The charge of eletricity for the first 20 unit is Rs 80 and Rs 7 per unit from 21 unit to 30 units. If service is Rs 75 find the total charge of 28 units

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The charge of eletricity for the first 20 unit is Rs 80 and Rs 7 per unit from 21 unit to 30 units....

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The charge of eletricity for the first 20 unit is Rs 80 and Rs 7 per unit from 21 unit to 30 units. If service is Rs 75 find the total charge of 28 units​

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Another question on Mathematics

The charge of eletricity for the first 20 unit is Rs 80 and Rs 7 per unit from 21 unit to 30 units. If service is Rs 75 find the total charge of 28 units